Power Calculator

Ever wonder how much it costs to run your ceiling fan all day? Want to know how that compares to using your window air conditioner? Our easy-to-use power calculator can show you just how much electricity your household appliances use.

How to use the calculator

Select a category and a household appliance. You may adjust the quantity, wattage and hours used per week.

Click the "Add Appliance" button. The approximate monthly energy cost for that appliance will be calculated in the chart.

Add other appliances and watch how the estimated monthly total changes.